*{margin:0;padding:0;}
        ol,ul{list-style: none;}
        img{
            width:100%;
            display: block;
        }
        .banner{
            width:100vw;
            overflow: hidden;
            position: relative;
        }
        .banner ul{
            width:1000%; 
            display: flex;
            transition: all 0.5s linear;
            position:relative;
        }
        .banner ul li{
            width:10%;
        }